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Finding the Fourth Proportional to 118,479.01, 177,718.51 and 39,593.24

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Solution

The fourth proportional to 118,479.01, 177,718.51 and 39,593.24 is: 59,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,479.01 : 177,718.51 = 39,593.24 : x
  2. Step 2: Convert to fraction form
    118,479.01/177,718.51 = 39,593.24/x
  3. Step 3: Cross multiply
    118,479.01x = 177,718.51 × 39,593.24
  4. Step 4: Simplify right side
    118,479.01x = 7,036,450,854.01
  5. Step 5: Solve for x
    x = 7,036,450,854.01/118,479.01
  6. Step 6: Final answer
    x = 59,389.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.